At a bar, three friends, Mr Green, Mr Red and Mr Blue, were having a drink. One man was wearing a red suit; one a green suit; and the other a blue suit. 'Have you noticed,' said the man in the blue suit, 'that although our suits have colours corresponding to our names, not one of us is wearing a suit that matches our own names?' Mr Red looked at the other two and said, 'You're absolutely correct. What colour suit is each man wearing?

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

In the picture given below, can you find out which digit will take place of the question mark?

You have a thousand Re. 1 coins with you. You have ten bags with you and you can put any number of coins in each of the bags. The condition is that if someone asks you for any amount between 1 and 1000, you must be able to give that amount by just giving the bag (you are not allowed to open the bag and give coins).

How will you do it?

what's the probability of getting a king or a queen from a pack of 52 cards?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

What you cannot hold but it is yours?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

Which of the below owl is odd one out?

I know a nine-letter word having only one vowel.
Do you ?